Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
21/11/2024, 19:50
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe
Resource
win7-20240903-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe
Resource
win10v2004-20241007-en
5 signatures
150 seconds
Behavioral task
behavioral3
Sample
drfgruezwu.exe
Resource
win7-20241010-en
3 signatures
150 seconds
Behavioral task
behavioral4
Sample
drfgruezwu.exe
Resource
win10v2004-20241007-en
2 signatures
150 seconds
General
- Target 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe
- Size 338KB
- Sample241121-ykrjbawkbx
- SHA256 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb
- MD5 1ee227ec277bbf25bf8657dc0379eb8e
- SHA1 afc9a4fe432148cc5113357d7ba845f5dcec4aad
- SHA512 7708f75ff5ac684c8a885eb4397d96e6af0084fd9ff9748eef3c9468669b6d1c86679bcba834c134e814b46b989508a373c9ff74595f5e1cd0b88887d2209efb
- SSDEEP 6144:TxDf9Q//uNLa8UBanwMhumZGiANdNDKFiIeWyb1JoRtz6D:0/uManFhumZIpdJW+gtOD
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4484 drfgruezwu.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
pid pid_target Process procid_target 1332 4484 WerFault.exe 82 - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language drfgruezwu.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 632 wrote to memory of 4484 632 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe 82 PID 632 wrote to memory of 4484 632 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe 82 PID 632 wrote to memory of 4484 632 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe 82 PID 4484 wrote to memory of 2164 4484 drfgruezwu.exe 83 PID 4484 wrote to memory of 2164 4484 drfgruezwu.exe 83 PID 4484 wrote to memory of 2164 4484 drfgruezwu.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe"C:\Users\Admin\AppData\Local\Temp\6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:632 -
C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exeC:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe C:\Users\Admin\AppData\Local\Temp\flhuvaanr2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exeC:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe C:\Users\Admin\AppData\Local\Temp\flhuvaanr3⤵PID:2164
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 5163⤵
- Program crash
PID:1332
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4484 -ip 44841⤵PID:2772
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe
- Size 235KB
- SHA256 4a5824da0a6b328ddcf55a46e71ae5648c3c2fb3ce8e39add28de82c3e97ef5b
- MD5 ce84e0de135e04f77cadb28f8c216367
- SHA1 fa583c32020b084e748bf263d120fcfe4ccc324f
- SHA512 47e14f190c782dc703468d4751b39865f3274de2b9cd35652d906e07c3f7da1014173284b14be8041d1ab9eeca0dd878ce290d9342b057b85d2cf4dd1cc72071
- SSDEEP 3072:9YdkjNRRUWCJAUQATQq01e9bhxT/vTG1DhZ3BdjS6G6LmDkCdzqqp00y+Vi/C:9L0WQAWTQqMe9b/r6DhpOvYMqS
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\flhuvaanr
- Size 4KB
- SHA256 649cee55f8b6d06eacb6c7f3fd98a153873c66230bc1b17c8789fd8fa3ca0d40
- MD5 f04e7716091d2389032541ba8eeb87de
- SHA1 8bec3857fda9bbb8f98182f728bbd054967679cf
- SHA512 80bc5d21a755af9571462fc7e04e4f51d0515dd658bf001d3eae2922fca54423fb5f27d5da73bcedd4b7a6624ffadc18810270ed641e0f47160b02bde18c2417
- SSDEEP 96:YQGSP+sph9U/iT+rrvvrfkjDW9HyWxx71a3S9r++i7EUO7:YQGS2e7vmXrfkjD6yWxxI02EUw
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\x6x2dqsyxlhw6i7v7rx
- Size 211KB
- SHA256 f956110ead3550c2d01cd7796c82d1e31de04513e29db33937ef0dea4358c2d0
- MD5 f7b34417e6147b112144d1d9b50a0c2c
- SHA1 1f089694334f36d7c29e89350294862e0d8043a7
- SHA512 f53c9b1ad6abd969fcc2d55c67f961fb973f65b479c1c3d0ace139fc205f3d29bac1beb3f92fa9e6b3cbcba788eaef3a42f2989d8dbb3c7ffaa0cc6610a43731
- SSDEEP 3072:LnjS67RwCwlo6rNOtGw67TAHcVnDeT4/IqLKqXIJH4xT3+acu9bA7eLuYd:X1oP1w6GynDeT48qXIJH4UacGbJyW
- MD5 SHA1 SHA512 SSDEEP